#region Copyright (c) 2016 Atif Aziz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#endregion

namespace LinqPadless
{
    using System;
    using System.Runtime.ExceptionServices;

    static class Fun
    {
        public static Func<T> Return<T>(T value) => () => value;

        public static Func<T> Throw<T>(Exception e) => () => Error.Throw<T>(e);

        public static Func<T> Throw<T>(ExceptionDispatchInfo edi) =>
            () => { edi.Throw(); /* never */ return default(T); };
    }

    static class Error
    {
        public static T Throw<T>(Exception e) { throw e; }
        public static T Throw<T>(string message) => Throw<T>(new Exception(message));
    }
}